Prof. Rajaram S. Mane received his Ph.D. in Physics from the Shivaji University, Kolhapur, India in 2000 and worked as a postdoctoral fellow at Hanyang University, Korea. He also was on the research faculty of Oxford University, Oxford, UK. Since 2010, he has been a regular professor at the S.R.T.M. University, Nanded, India and a visiting professor of Pusan National University, Korea. His major interests include synthesis of novel nanostructures for energy conversion and storage device technologies. Dr. Vijaykumar V. Jadhav, MSc, NET, Ph.D. (Physics) is currently working as a Research Scientist at Guangdong Technion, Israel Institute of Technology, Shantou, China. Also he is an Assistant Professor in the Department of Physics, Shivaji College, Udgir, and affiliated with the S.R.T.M. University, Nanded, India and the Applied Nanoscience Group, School of Chemistry, University College of Cork, Ireland. He is a recipient of various prestigious fellowships including a Government of India, Government of Ireland IRC postdoctoral fellowship, where he worked with Prof. Colm O’Dwyer.Dr. Vijaykumar V. Jadhav, MSc, NET, Ph.D. (Physics) is currently working as a Research Scientist at Guangdong Technion, Israel Institute of Technology, Shantou, China. Also he is an Assistant Professor in the Department of Physics, Shivaji College, Udgir, and affiliated with the S.R.T.M. University, Nanded, India and the Applied Nanoscience Group, School of Chemistry, University College of Cork, Ireland. He is a recipient of various prestigious fellowships including a Government of India, Government of Ireland IRC postdoctoral fellowship, where he worked with Prof. Colm O’Dwyer. Dr. Abdullah M. Al-Enizi is currently working as an Assistant Professor of Department of Chemistry at the College of Science at King Saud University in Saudi Arabia.